In an area stretching from Africa to South America, Earth's magnetic field is gradually weakening. This strange behaviour has geophysicists puzzled and is causing technical disturbances in satellites orbiting Earth. Scientists ...
Space Exploration
May 20, 2020
12
9815
Quantum photonics involves a new type of technology that relies on photons, the elementary particle of light. These photons can potentially carry quantum bits of information over large distances. If the photon source could ...
General Physics
May 5, 2020
0
28
Researchers at the National Astronomical Observatory of Japan (NAOJ) have used the infrastructure of the former TAMA300 gravitational wave detector in Mitaka, Tokyo, to demonstrate a new technique to reduce quantum noise ...
Astronomy
Apr 28, 2020
3
76
The flow of electric charge lies at the heart of electronic circuits. However, electrons also have spin, and flows of electron spin play a vital role in spintronic circuits. These could be essential for our future computing ...
Quantum Physics
Apr 9, 2020
0
107
Entanglement, a powerful form of correlation among quantum systems, is an important resource for quantum computing. Researchers from the Quantum Optomechanics group at the Niels Bohr Institute, University of Copenhagen, recently ...
Quantum Physics
Mar 31, 2020
0
1281
Any device that sends out a Wi-Fi signal also emits terahertz waves —electromagnetic waves with a frequency somewhere between microwaves and infrared light. These high-frequency radiation waves, known as "T-rays," are also ...
General Physics
Mar 30, 2020
18
3435
Testing one, two and now, three.
Space Exploration
Mar 4, 2020
0
12
A RUDN University physicist has developed a formula for calculating Hawking radiation on the event horizon of a black hole, which allows physicists to determine how this radiation would be changed with quantum corrections ...
General Physics
Jan 31, 2020
8
3048
Previously, scientists knew only one type of curved optical rays—Airy beams and their derivatives. They were obtained back in 2007. Due to their physical properties, the beams can be used for manipulating small particles, ...
Nanophysics
Jan 27, 2020
0
6
Terahertz radiation is used for security checks at airports, for medical examinations and also for quality checks in industry. However, radiation in the terahertz range is extremely difficult to generate. Scientists at TU ...
Optics & Photonics
Jan 20, 2020
1
1293
